[Event "Buchholz sim 4th"]
[Site "Buchholz in der Nordheide"]
[Date "1987.06.06"]
[Round "3"]
[White "Hass, Michael"]
[Black "Sperhake, Klaus"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "50"]
[EventDate "1987.06.06"]
[EventType "simul"]
[EventRounds "1"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. d3 d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Bd3 h6 10. h3 0-0 11. 0-0 Bxc3 12. bxc3 Re8 13. Qf3 c5 14. Re1 Bc6 15. Qg3 Bxe4 16. Bxh6 Nh5 17. Qg4 Bxd3 18. cxd3 Qf6 19. Qxh5 gxh6 20. Qg4+ Kh7 21. Rxe8 Rxe8 22. Rc1 Rb8 23. c4 Rb2 24. Qe4+ Kg7 25. a4 Qxf2+ 0-1

[Event "Buchholz sim 3rd"]
[Site "Buchholz in der Nordheide"]
[Date "1987.06.06"]
[Round "8"]
[White "Sperhake, Klaus"]
[Black "Hass, Michael"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "91"]
[EventDate "1987.06.06"]
[EventType "simul"]
[EventRounds "1"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bd6 4. 0-0 Nf6 5. d4 0-0 6. Bxc6 dxc6 7. dxe5 Nxe4 8. exd6 cxd6 9. c4 c5 10. Bf4 Qf6 11. Qc1 b6 12. Na3 a6 13. Bg3 Nxg3 14. hxg3 Be6 15. Rd1 Rfd8 16. b3 d5 17. cxd5 Bxd5 18. Nc4 Bxf3 19. gxf3 b5 20. Ne3 Qxf3 21. Qxc5 Qf6 22. Qc7 Rac8 23. Rxd8+ Qxd8 24. Qxd8+ Rxd8 25. Rd1 Rxd1+ 26. Nxd1 g5 27. Kg2 g4 28. f3 f5 29. fxg4 fxg4 30. Kf2 Kf7 31. Ke3 Kf6 32. Kf4 Kg6 33. Kxg4 h5+ 34. Kf4 Kh6 35. Kf5 h4 36. g4 h3 37. Nf2 h2 38. g5+ Kh5 39. g6 Kh4 40. g7 Kg3 41. g8Q+ Kxf2 42. Qd5 Kg1 43. Ke6 h1Q 44. Qxh1+ Kxh1 45. Kd5 Kg1 46. Kc5 1-0

